[INFO] crate json-decode 0.5.0 is already in cache
[INFO] testing json-decode-0.5.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate json-decode 0.5.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate json-decode 0.5.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate json-decode 0.5.0
[INFO] finished tweaking crates.io crate json-decode 0.5.0
[INFO] tweaked toml for crates.io crate json-decode 0.5.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19d8ca5258b812dfd5b3b737182e1ddf951c0f5619c5b0b10433b09057f7e205
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "19d8ca5258b812dfd5b3b737182e1ddf951c0f5619c5b0b10433b09057f7e205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19d8ca5258b812dfd5b3b737182e1ddf951c0f5619c5b0b10433b09057f7e205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19d8ca5258b812dfd5b3b737182e1ddf951c0f5619c5b0b10433b09057f7e205", kill_on_drop: false }`
[INFO] [stdout] 19d8ca5258b812dfd5b3b737182e1ddf951c0f5619c5b0b10433b09057f7e205
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4731404840a99ca4b554de666434d2602b61245b2809cb5de5a2e5b42ee7a00
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f4731404840a99ca4b554de666434d2602b61245b2809cb5de5a2e5b42ee7a00", kill_on_drop: false }`
[INFO] [stderr]    Compiling json-decode v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.06s
[INFO] running `Command { std: "docker" "inspect" "f4731404840a99ca4b554de666434d2602b61245b2809cb5de5a2e5b42ee7a00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4731404840a99ca4b554de666434d2602b61245b2809cb5de5a2e5b42ee7a00", kill_on_drop: false }`
[INFO] [stdout] f4731404840a99ca4b554de666434d2602b61245b2809cb5de5a2e5b42ee7a00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f36dac5a671d07338899976c20cfa6b78b5057aa9cb31242edcba98f6c43b926
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f36dac5a671d07338899976c20cfa6b78b5057aa9cb31242edcba98f6c43b926", kill_on_drop: false }`
[INFO] [stderr]    Compiling json-decode v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.51s
[INFO] running `Command { std: "docker" "inspect" "f36dac5a671d07338899976c20cfa6b78b5057aa9cb31242edcba98f6c43b926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f36dac5a671d07338899976c20cfa6b78b5057aa9cb31242edcba98f6c43b926", kill_on_drop: false }`
[INFO] [stdout] f36dac5a671d07338899976c20cfa6b78b5057aa9cb31242edcba98f6c43b926
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 17005617afb6df80234f1b18493fe51f71b7bf39e43c2265e8e58fd3d55946cb
[INFO] running `Command { std: "docker" "start" "-a" "17005617afb6df80234f1b18493fe51f71b7bf39e43c2265e8e58fd3d55946cb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/json_decode-50e10a479e181d82
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::decode_using_serde ... ok
[INFO] [stdout] test tests::decoding_opt_vec_opt ... ok
[INFO] [stdout] test tests::decoding_integers ... ok
[INFO] [stdout] test tests::decoding_a_list ... ok
[INFO] [stdout] test tests::decode_a_struct ... ok
[INFO] [stdout] test tests::one_of_the_macro_map_fns ... ok
[INFO] [stdout] test tests::test_and_then ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests json-decode
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "17005617afb6df80234f1b18493fe51f71b7bf39e43c2265e8e58fd3d55946cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17005617afb6df80234f1b18493fe51f71b7bf39e43c2265e8e58fd3d55946cb", kill_on_drop: false }`
[INFO] [stdout] 17005617afb6df80234f1b18493fe51f71b7bf39e43c2265e8e58fd3d55946cb